@import url('https://fonts.googleapis.com/css?family=Poppins:200,300,400,500,600,700,800,900&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #181c1f;
}
.container{
    position: relative;
    height: 400px;
    width: 100%;
    display: flex;
    justify-content: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    -webkit-box-reflect: below 1px linear-gradient(transparent,transparent,transparent,transparent,#0005);
}
.cloud{
    position: relative;
    top: 50px;
    width: 320px;
    height: 100px;
    background: #fff;
    border-radius: 100px;
    z-index: 100;
    filter: drop-shadow(0 0 35px #fff);
}
.cloud::before{
    content: '';
    position: absolute;
    top: -50px;
    left: 40px;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 90px 0 0 30px #fff;
}
.text{
    position: absolute;
    top: 40px;
    height: 20px;
    line-height: 20px;
    text-transform: uppercase;
    /*color: #000;*/ /*控制文字的颜色*/
    color: #fff;
    text-shadow: 0 0 5px #fff,
    0 0 15px #fff,
    0 0 30px #fff;
    transform-origin: bottom;
    animation: animate 2s linear forwards;
}
@keyframes animate {
    0%{
        transform: translateY(0) scale(1);
    }
    70%{
        transform: translateY(290px) scale(1);
    }
    100%{
        transform: translateY(290px) scale(0);
    }
}